Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, canh tinh
hoc thieu » toc thieu, hoc hien
trinh han » trinh quan
han trong » hanh trong, nhan trong, phan trong
ban than » ban thanh, van thanh, ban hang
van tai » von tai, van tuan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - canh trinh han trong cong ((van tai) or (ban than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh trinh han trong cong ((van tai) OR (ban than)) ban*.